Unlike residential garage doors, commercial doors are held to much higher standards to ensure continuous and safe operation in a commercial environment. Commercial doors must be secure but also have to comply with OSHA requirements and local codes. They typically include heavy-duty locks for security and they can be configured into a building's security system rather easily. One safety …show more content…
These doors are corrugated with strips of steel that allow it to be rolled up overhead. The corrugations also give it the strength to withstand impacts. There are several types of rolling steel doors that serve different commercial purposes. One type of rolling steel door is the service, or security door. These doors are available with the traditional steel slats or perforated slats to allow for airflow and visibility. They are constructed from steel gauges 18 through 24 and can be painted any color. Security grilles are composed of perforated slats and can be side-folding openers as well as rolling openers. They are typically used in malls and schools. The last type of rolling steel doors are counter doors. Counter doors are steel rollers that are fitted for small areas such as a cafeteria counter top. The extra strength of the rolling steel doors provided by the corrugations makes them ideal for commercial